The Number

12642

Twelve Thousand Six Hundred and Forty-Two

In Base 20 Vigesimal Is

1bc220

The numbers with a 20 subscript use Base 20 Vigesimal notation.

For more familiar numbers: See Twelve Thousand Six Hundred and Forty-Two in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

12639
1bbj20
Twelve Thousand Six Hundred and Thirty-Nine in Base 20 Vigesimal
12640
1bc020
Twelve Thousand Six Hundred and Forty in Base 20 Vigesimal
12641
1bc120
Twelve Thousand Six Hundred and Forty-One in Base 20 Vigesimal
12643
1bc320
Twelve Thousand Six Hundred and Forty-Three in Base 20 Vigesimal
12644
1bc420
Twelve Thousand Six Hundred and Forty-Four in Base 20 Vigesimal
12645
1bc520
Twelve Thousand Six Hundred and Forty-Five in Base 20 Vigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.2642e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000cd29g0hj8ee7e20

The reciprocal of 12642 in Base 20 Vigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 1bc220 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Twelve thousand six hundred and forty-two is a composite number with 24 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand six hundred and forty-two is a composite number with 24 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number twelve thousand six hundred and forty-two has the following 4 prime factors:

2
220
Two in Base 20 Vigesimal
3
320
Three in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
43
2320
Forty-Three in Base 20 Vigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2201 · 3201 · 7202 · 23201 = 1bc220

Base Conversions

The number twelve thousand six hundred and forty-two in 35 different bases